Home / 1,145,600.48-1,580,968.32-636,350.24

Finding the Fourth Proportional to 1,145,600.48, 1,580,968.32 and 636,350.24

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Solution

The fourth proportional to 1,145,600.48, 1,580,968.32 and 636,350.24 is: 878,185.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,600.48 : 1,580,968.32 = 636,350.24 : x
  2. Step 2: Convert to fraction form
    1,145,600.48/1,580,968.32 = 636,350.24/x
  3. Step 3: Cross multiply
    1,145,600.48x = 1,580,968.32 × 636,350.24
  4. Step 4: Simplify right side
    1,145,600.48x = 1,006,049,569,864.40
  5. Step 5: Solve for x
    x = 1,006,049,569,864.40/1,145,600.48
  6. Step 6: Final answer
    x = 878,185.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.